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sweep hand
noun
a hand, usually a second hand, centrally mounted with the minute and hour hands of a timepiece and reaching to the edge of the dial.
sweep hand
noun
horology a long hand that registers seconds or fractions of seconds on the perimeter of the dial
Word History and Origins
Origin of sweep hand1
Example Sentences
If something accidentally drops on the floor, for instance, the best way to find it is to systematically sweep hands in a wide circle to make sure no part of the surface is left unexplored.
This clock is a regulator with a seconds' pendulum and sweep hand on an enameled dial.
This also said six o’clock, but the sweep hand did not move.
Inside the shell of the Cosmos XII, Lance, sitting flat on his back against gravity, looked up at the sweep hands on the control deck clocks and hurried through his pre-jump check list.
The sweep hand only moved when he looked at it, apparently.
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